CVE-2021-36582

CriticalCVSS 9.8/10Last modified Jul 9, 2026

Description

In Kooboo CMS 2.1.1.0, it is possible to upload a remote shell (e.g., aspx) to the server and then call upon it to receive a reverse shell from the victim server. The files are uploaded to /Content/Template/root/reverse-shell.aspx and can be simply triggered by browsing that URL.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Sep 14, 2021
Last modified
Jul 9, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-365845.5An issue was discovered in GPAC 1.0.1. There is a heap-based buffer overflow in the function gp_rtp_builder_do_tx3g function in ietf/rtp_pckCVE-2021-36595.5A NULL pointer dereference flaw was found in the Linux kernel’s IEEE 802.15.4 wireless networking subsystem in the way the user closes the LCVE-2021-36604.3Cockpit (and its plugins) do not seem to protect itself against clickjacking. It is possible to render a page from a cockpit server via anotCVE-2021-366016.1GetSimpleCMS 3.3.16 contains a cross-site Scripting (XSS) vulnerability, where Function TSL does not filter check settings.php Website URL: CVE-2021-366036.1Cross Site Scripting (XSS) in Tasmota firmware 6.5.0 allows remote attackers to inject JavaScript code via a crafted string in the field "FrCVE-2021-366055.4engineercms 1.03 is vulnerable to Cross Site Scripting (XSS). There is no escaping in the nickname field on the user list page. When viewingCVE-2021-366085.4Cross Site Scripting (XSS) vulnerability in webTareas 2.2p1 via the Name field to /projects/editproject.php.CVE-2021-366095.4Cross Site Scripting (XSS) vulnerability in webTareas 2.2p1 via the Name field to /linkedcontent/editfolder.php.CVE-2021-36618.4A potential security vulnerability has been identified in certain HP Workstation BIOS (UEFI firmware) which may allow arbitrary code executiCVE-2021-366136.5Mikrotik RouterOs before stable 6.48.2 suffers from a memory corruption vulnerability in the ptp process. An authenticated remote attacker cCVE-2021-366146.5Mikrotik RouterOs before stable 6.48.2 suffers from a memory corruption vulnerability in the tr069-client process. An authenticated remote aCVE-2021-36625.4Certain HP Enterprise LaserJet and PageWide MFPs may be vulnerable to stored cross site scripting (XSS).
CVE-2021-36582: Critical severity, CVSS 9.8 | Vulnix